Sector guides

Sourcing aldehyde derivatives from China

Aldehyde derivatives under heading 2913 from China carry 0% UK duty across the supplied lines, with no listed trade remedies or suspensions. For sale in Great Britain, importers must ensure correct chemical labelling and packaging and establish their UK REACH position. Cambridge China Bridge sources aldehyde derivatives.

Written by Bono Xu, Founder, Cambridge China Bridge · 4 min read · Updated 2026-10-02

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Duty is 0% across the listed lines

Read from the UK Trade Tariff on 2 October 2026, heading 2913 covers halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912. The supplied lines include nitrobenzaldehyde and named substituted benzaldehydes. All carry 0% duty for goods from China, with no listed anti-dumping or countervailing duty and no listed suspension.

Every supplied line attaches an export control for waste. Confirm its relevance with your customs broker rather than treating it as an import prohibition for newly manufactured chemicals. Environment Agency guidance for England says waste shipment controls apply only to waste. If purchasing waste or discarded material from China, confirm the applicable import requirements with your broker and the relevant waste authority before shipping.

Give your broker the chemical identity, composition, purity and intended use to confirm the commodity code. The named difluoromethoxy compound requires purity by weight of at least 98%, and the named hydroxy-nitrobenzaldehyde at least 95%, for those descriptions. Duty-free does not remove chemical compliance responsibilities.

UK duty on these lines for goods of Chinese origin (one code per row), read from the UK Trade Tariff on 2 October 2026.
GoodsCommodity codeDutyAnti-dumping or countervailing duty on China
2-Nitrobenzaldehyde2913 00 00 100%None
4-(Difluoromethoxy)-3-hydroxybenzaldehyde, purity at least 98%2913 00 00 200%None
2-Hydroxy-5-nitrobenzaldehyde, purity at least 95%2913 00 00 300%None
Other halogenated, sulphonated, nitrated or nitrosated aldehyde derivatives2913 00 00 900%None

Specify the substituted benzaldehyde and assay

Write the full chemical name and chemical identity number into the purchase specification. Distinguish the position of each substituent rather than accepting a generic description such as nitrobenzaldehyde. Agree an assay method, impurity profile, water content, residual solvents, appearance and packaging suitable for the substance. Ask for a batch certificate of analysis and a sample for your own application trial.

For Great Britain, suppliers are responsible for correct chemical labelling and packaging before market placement. Establish the UK REACH registration position for the substance and annual import volume. HSE guidance says a GB-based entity intending to import a substance at or above 1 tonne per year must submit a registration; confirm how your supply arrangement meets that responsibility.

Worked duty example

Illustrative example, not a quote: Illustrative laboratory supply order in sealed packs under 2913 00 00 10, invoiced at £2,500 free on board, with £980 of freight and insurance to the UK. The customs value is £3,480. Duty at 0% is £0. Import VAT at 20% is charged on the customs value plus duty, £3,480, so it is £696. With no duty, the only import tax is the VAT, which a VAT-registered importer can usually reclaim. The import duty and VAT guide explains each step.

Inspection checklist

Identity: match the ordered chemical and substituent positions to the batch certificate, package label and laboratory identity result.

Assay: compare purity, water and the agreed impurity profile with the purchase specification, using the agreed test method.

Packaging: check seals, closures, damage and signs of moisture entry; compare chemical labels with the supplied safety information.

Traceability: match package batch references to the certificate of analysis and retain a representative sample. Arrange independent checks through testing and certification.

What goes wrong

A similarly named positional isomer can pass a superficial paperwork check while failing the buyer's synthesis. A headline purity figure can also conceal an unsuitable impurity profile or residual solvent. Specify identity and individual acceptance criteria rather than accepting purity alone.

Mixed batch references, broken seals and a certificate unrelated to the delivered material make acceptance difficult. Keep suspect packs separate pending laboratory checks, record the condition on arrival and agree the evidence needed for replacement or rejection before ordering.

Cambridge China Bridge sources these products for UK businesses, checking the factory and the documents before shipment. See factory verification.

Frequently asked questions

What is the UK import duty on aldehyde derivatives from China?

All supplied commodity lines under heading 2913 carry 0% duty for goods from China. No anti-dumping or countervailing duty or suspension is listed in the supplied tariff facts.

Do I need UK REACH registration?

For Great Britain, HSE says a GB-based entity intending to import a substance at or above 1 tonne per year must submit a registration. Confirm the registration position for your substance and supply arrangement.

Does the waste control ban imports from China?

The supplied tariff control is labelled as an export control. Waste shipment controls apply to waste; ask your broker and waste authority to confirm requirements if the shipment contains waste or discarded material.

What should I ask the factory to test?

Ask for chemical identity, assay, water, residual solvents and the agreed impurity profile, with a batch certificate and a retained sample. Confirm that the test methods suit your intended synthesis.

Sources

  1. UK Trade Tariff — commodity codes and duty
  2. HSE: Duties of a GB-based importer
  3. HSE: Guidance for new registrants under UK REACH
  4. Environment Agency: Waste export and import

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